The Wizard Path From The Simulator - Chapter 33 - : Who the hell told me it’s a sure win with 90% chances” (Chase Reading)

Xiao Ran transmigrated to a fantasy world. As a dungeon guard in the Celestial Dungeon, with a special floor called the Purgatory meant for powerful demons and martial arts experts, he faced a huge challenge from the start. The Eldest Princess acquired a forbidden martial arts technique and was banished to the Purgatory. However, no one was powerful enough to restrain her. All the dungeon guards were defeated. Xiao Ran stepped up and declared, “Your Highness, it’s better for you to behave yourself on my territory” and effortlessly subdued the Eldest Princess.

He progressed from imprisoning the Eldest Princess to delivering the Great Xia Kingdom from the evil clutches of various demons and evil martial arts experts.

…

Xiao Ran was the mastermind behind the scenes.

Being the author of the breakout novel, Gates of The Primordials, Jarren Fletcher did not care about the constant critiques claiming he had a habit of treating extra characters as mere plot devices, creating and then dumping them once they’d served their purpose.To Jarren, it didn’t matter. Extras were just that—extras. All that mattered was the main character.But Jarren never expected to wake up in his own story, reincarnated as one of the meaningless, disposable extra characters, Deremiah Morcant—a coward who took his own life to escape the perilous challenges of the Gate Trials.Now, Jarren has to face those deadly challenges himself in the body of a weak, insignificant extra. He must find a way to survive in the rules of the dangerous world he had created, whilst also trying to save it.But time is running out. The next Wave is coming, and so are the paragons.

A story about a traveler who crossed into a parallel universe, relying on his Proficiency ability to continuously grind experience and become stronger.